<template>
  <view>
    <!-- 搜索组件 -->
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    
    <!-- 轮播图区域 -->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item,i) in swiperList" :key="i">
        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?good_id='+item.goods_id">
          <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>
    <!-- 分类导航区域 -->
    <view class="nav-list">
      <view class="nav-item" v-for="(item,i) in  navList" :key="i" @click="navClickHandler(item)">
        <image :src="item.image_src" class="nav-img"></image>
      </view>
    </view>
    <!-- 楼层区域 -->
    <!-- 楼层的容器 -->
    <view class="floor-list">
      <!-- 每一个楼层的item项 -->
      <view class="floor-item" v-for="(item,i) in floorList" :key="i">
        <!-- 楼层的标题 -->
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <!-- 楼层的图片区域 -->
        <view class="floor-img-box">
          <!-- 左侧大图片的盒子 -->
          <navigator class="left-img-box" :url="item.product_list[0].url">
            <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width +'rpx'}" mode="widthFix"></image>
          </navigator>
          <!-- 右侧四个小图片的盒子 -->
          <view class="right-img-box">
            <navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" v-if="i2!==0" :url="item2.url">
              <image :src="item2.image_src" mode="widthFix" :style="{width:item2.image_width+'rpx'}"></image>
            </navigator>
          </view>
        </view>
      </view>
    </view>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
    mixins:[badgeMix],
    data() {
      return {
        // 轮播图的数据列表
        swiperList:[],
        // 分类导航的数据列表
        navList:[],
        // 楼层数据
        floorList:[]
      };
    },
    onLoad(){
      // 调用方法获取轮播图的数据
      this.getSwiperList()
      this.getNavList()
      this.getFloorList()
    },
    methods:{
      async getSwiperList(){
        const {data:res} = await uni.$http.get('/api/public/v1/home/swiperdata')
        // console.log(res)
        // 请求失败
        /* if(res.meta.status!==200){
          return uni.showToast({
            title:'数据请求失败！',
            duration:1500,
            icon:'none'
          })
        } */
        if(res.meta.status!==200) return uni.$showMsg()
        
        this.swiperList = res.message
        uni.$showMsg('数据请求成功！')
      },
      async getNavList(){
        const {data:res} = await uni.$http.get('/api/public/v1/home/catitems')
        if(res.meta.status!==200) uni.$sjowMsg()
        this.navList = res.message
      },
      navClickHandler(item){
        // console.log(item)
        if(item.name==='分类'){
          uni.switchTab({
            url:'/pages/cate/cate'
          })
        }
      },
      // 获取首页楼层数据的方法
      async getFloorList(){
        const {data:res} = await uni.$http.get('/api/public/v1/home/floordata')
        if(res.meta.status!==200) return uni.$showMsg()
        // 对数据进行处理
        res.message.forEach(floor=>{
          floor.product_list.forEach(prod=>{
            prod.url= '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
          })
        })
        this.floorList = res.message
      },
      gotoSearch(){
        uni.navigateTo({
          url:'/subpkg/search/search'
        })
      }
    }
  }
</script>

<style lang="scss">
  swiper{
    height:330rpx;
    .swiper-item,
    image{
      width:100%;
      height:100%;
    }
  }
  .nav-list{
    display:flex;
    justify-content: space-around;
    margin:15px 0px;
    .nav-img{
      width:128rpx;
      height:140rpx;
    }
  }
  .floor-title{
    width:100%;
    height:60rpx;
  }
  .right-img-box{
    display:flex;
    flex-wrap: wrap;
    justify-content:space-around;
  }
  .floor-img-box{
    display:flex;
    padding-left:10rpx;
  }
  .search-box{
    position:sticky;
    top:0;
    z-index:999;
  }
</style>
